Home / 171,331.88-256,966.86-46,643.72

Finding the Fourth Proportional to 171,331.88, 256,966.86 and 46,643.72

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Solution

The fourth proportional to 171,331.88, 256,966.86 and 46,643.72 is: 69,957.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,331.88 : 256,966.86 = 46,643.72 : x
  2. Step 2: Convert to fraction form
    171,331.88/256,966.86 = 46,643.72/x
  3. Step 3: Cross multiply
    171,331.88x = 256,966.86 × 46,643.72
  4. Step 4: Simplify right side
    171,331.88x = 11,985,890,267.12
  5. Step 5: Solve for x
    x = 11,985,890,267.12/171,331.88
  6. Step 6: Final answer
    x = 69,957.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.